NTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle's on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology. NTK is constantly improving sensor designs to provide excellent performance and improve resistance to failure. NTK works with their OEM manufacturers through each phase of development from concept to production.

ADVANCED CERAMIC SENSOR ELEMENT: 3-stage contaminant-resistant plasma jet and deposit trap overcoat protects against element poisoning

The NGK Nissan Pathfinder 2003 Direct Fit Oxygen Sensor (Part Number 24406) is engineered to optimize your vehicle's engine performance and reduce emissions. As a critical component of the vehicle's on-board diagnostic system, this sensor provides precise closed-loop feedback to the engine control unit (ECU), helping to maintain the ideal air-fuel ratio for efficient combustion. This results in improved fuel economy, smoother engine operation, and minimized environmental impact. Crafted with advanced ceramic sensor elements, the sensor incorporates a 3-stage contaminant-resistant plasma jet and deposit trap overcoat, which protects against element poisoning and extends the sensor's service life. This innovative design ensures consistent performance even in challenging driving conditions, reducing the likelihood of sensor failure and costly repairs. The sensor is a direct fit replacement, designed specifically for 2003 Nissan Pathfinders, ensuring an easy installation process without the need for additional modifications. Made by NGK, a trusted leader in automotive sensors, this product adheres to strict quality standards and OE specifications, providing peace of mind and exceptional reliability. Proper installation and use of this oxygen sensor are essential to meet emissions regulations, and it complies with Prop 65 requirements. Trust the NGK Nissan Pathfinder 2003 Oxygen Sensor to deliver accurate readings, improve engine efficiency, and support your vehicle’s emission control system for years to come.

Features:

Advanced ceramic sensor element with contaminant-resistant plasma jet and deposit trap overcoat: Provides protection against element poisoning for longer sensor life